Synonyms of the word

unavoidable

• adj. Impossible to avoid; bound to happen.
• adj. (law) Not voidable; incapable of being made null or void.
• n. Something that cannot be avoided.

ineluctable

• adj. Impossible to avoid or escape; inescapable, irresistible.

inescapable

• adj. Not escapable; that cannot be avoided.

inevitable

• adj. Impossible to avoid or prevent.
• adj. Predictable, or always happening.
• n. Something that is predictable, necessary, or cannot be avoided.