Synonyms of the word

permanent

• adj. Without end, eternal.
• adj. Lasting for an indefinitely long time.
• n. A chemical hair treatment imparting or removing curliness, whose effects typically last for a period of…
• v. (transitive, dated) To perm (the hair).

abiding

• n. The action of one who abides; the state of an abider.
• n. (obsolete) An abode.
• adj. Continuing or persisting in the same state; lasting; enduring.
• v. present participle of abide.

aeonian

• adj. Alternative spelling of eonian.

ageless

• adj. (relative to past) Having existed for so great a period of time that its longevity cannot be expressed.
• adj. (relative to future) Continuing infinitely or indefinitely.
• adj. Always appearing youthful; never seeming to age.

enduring

• adj. Long-lasting.
• v. present participle of endure.
• n. endurance.

eonian

• adj. Of or pertaining to an eon.
• adj. (by extension) everlasting.

eternal

• adj. Lasting forever; unending.
• adj. (philosophy) existing outside time; as opposed to sempiternal, existing within time but everlastingly.
• adj. (dated) Exceedingly great or bad; used as an intensifier.

everlasting

• adj. Lasting or enduring forever; existing or continuing without end; immortal; eternal.
• adj. Continuing indefinitely, or during a long period; perpetual; sometimes used, colloquially, as a strong…
• adj. (philosophy) Existing with infinite temporal duration (as opposed to existence outside of time).
• adv. (colloquial) Extremely.
• n. An everlasting flower.
• n. (historical) A durable cloth fabric for shoes, etc.

imperishable

• adj. Not perishable; not subject to decay; enduring permanently.
• n. (in the plural) Something that does not perish, or keeps for a long time.

indissoluble

• adj. Lasting; indestructible; not possible to dissolve, disintegrate or break-up.

ineradicable

• adj. not able to be eradicated; of root, too deep to remove.

irreversible

• adj. Incapable of being reversed or turned about or back; incapable of being made to run backward.
• adj. Incapable of being reversed, recalled, repealed, or annulled.
• adj. (thermodynamics) Incapable of being reversed to the original state without consumption of free energy…

lasting

• adj. Persisting for an extended period of time.
• v. present participle of last.
• n. continuance; endurance.
• n. A durable woollen material formerly used for women's shoes; everlasting.
• n. The act or process of shaping on a last.

perm

• n. (US) A permanent.
• n. (Britain) A permanent wave.
• n. A combination of outcomes that a gambler bets on in the football pools.
• v. To give hair a perm, using heat, chemicals etc.

perpetual

• adj. Lasting forever, or for an indefinitely long time.
• adj. Set up to be in effect or have tenure for an unlimited duration.
• adj. Continuing uninterrupted.
• adj. Flowering throughout the growing season.

stable

• n. A building, wing or dependency set apart and adapted for lodging and feeding (and training) animals with…
• n. (metonymically) All the racehorses of a particular stable, i.e. belonging to a given owner.
• n. (Scotland) A set of advocates; a barristers' chambers.
• n. An organization of sumo wrestlers who live and train together.
• v. (transitive) to put or keep (horse) in a stable.
• v. (rail transport, transitive) to park (a rail vehicle).
• adj. Relatively unchanging, permanent; firmly fixed or established; consistent; not easily moved, altered,…
• adj. (computing) Of software: established to be relatively free of bugs, as opposed to a beta version.
• adj. (computer science, of a sorting algorithm) That maintains the relative order of items that compare as…

standing

• v. present participle of stand.
• adj. Erect, not cut down.
• adj. Performed from an erect position.
• adj. Remaining in force or status.
• adj. Stagnant; not moving or flowing.
• adj. Not transitory; not liable to fade or vanish; lasting.
• adj. Not movable; fixed.
• n. Position or reputation in society or a profession.
• n. Duration.
• n. The act of a person who stands, or a place where someone stands.
• n. (sports) The position of a team in a league or of a player in a list.
• n. (Britain) room in which to park a vehicle or vehicles.
• n. (law) The right of a party to bring a legal action, based on the relationship between that party and the…

unceasing

• adj. continuous; continuing indefinitely without stopping.

unchangeable

• adj. Not changeable; incapable of being changed or of changing; immutable.
• n. Something that cannot be changed.

unending

• adj. Not ending; having no end.

wave

• v. (intransitive) To move back and forth repeatedly.
• v. (intransitive) To move one’s hand back and forth (generally above the head) in greeting or departure.
• v. (transitive, metonymically) To call attention to, or give a direction or command to, by a waving motion,…
• v. (intransitive) To have an undulating or wavy form.
• v. (transitive) To raise into inequalities of surface; to give an undulating form or surface to.
• v. (transitive) To produce waves to the hair.
• v. (intransitive, baseball) To swing and miss at a pitch.
• v. (transitive) To cause to move back and forth repeatedly.
• v. (transitive, metonymically) To signal (someone or something) with a waving movement.
• v. (intransitive, obsolete) To fluctuate; to waver; to be in an unsettled state.
• v. (intransitive, ergative) To move like a wave, or by floating; to waft.
• n. A moving disturbance in the level of a body of water; an undulation.
• n. (physics) A moving disturbance in the energy level of a field.
• n. A shape that alternatingly curves in opposite directions.
• n. (figuratively) A sudden unusually large amount of something that is temporarily experienced.
• n. A sideway movement of the hand(s).
• n. A group activity in a crowd imitating a wave going through water, where people in successive parts of…
• v. Obsolete spelling of waive.