Synonyms of the word

tiresome

• adj. Causing fatigue or boredom; wearisome.

boring

• n. A pit or hole which has been bored.
• n. Fragments thrown up when something is bored or drilled.
• v. present participle of bore.
• adj. Causing boredom; unable to engage or hold one's interest.

deadening

• v. present participle of deaden.
• n. A forest clearing created by girdling the trees.

dull

• adj. Lacking the ability to cut easily; not sharp.
• adj. Boring; not exciting or interesting.
• adj. Not shiny; having a matte finish or no particular luster or brightness.
• adj. Not bright or intelligent; stupid; slow of understanding.
• adj. Sluggish, listless.
• adj. Cloudy, overcast.
• adj. Insensible; unfeeling.
• adj. Heavy; lifeless; inert.
• adj. (of pain etc) Not intense; felt indistinctly or only slightly.
• adj. (of a noise or sound) Not clear, muffled.
• v. (transitive) To render dull; to remove or blunt an edge or something that was sharp.
• v. (transitive) To soften, moderate or blunt; to make dull, stupid, or sluggish; to stupefy.
• v. (intransitive) To lose a sharp edge; to become dull.
• v. To render dim or obscure; to sully; to tarnish.

ho-hum

• adj. (dated, US, Canada) Boring; not interesting or novel.
• interj. (dated, US, Canada) Used to express boredom, disinterest or lack of novelty.

irksome

• adj. Marked by irritation or annoyance; disagreeable; troublesome by reason of long continuance or repetition;…

slow

• adj. Taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding…
• adj. Not happening in a short time; spread over a comparatively long time.
• adj. Of reduced intellectual capacity; not quick to comprehend.
• adj. Not hasty; not precipitate; lacking in promptness; acting with deliberation.
• adj. (of a clock or the like) Behind in time; indicating a time earlier than the true time.
• adj. Lacking spirit; deficient in liveliness or briskness.
• adj. (of a period of time) Not busy; lacking activity.
• v. (transitive) To make (something) run, move, etc. less quickly; to reduce the speed of.
• v. (transitive) To keep from going quickly; to hinder the progress of.
• v. (intransitive) To become slow; to slacken in speed; to decelerate.
• n. Someone who is slow; a sluggard.
• n. (music) A slow song.
• adv. Slowly.

tedious

• adj. Boring, monotonous, time consuming, wearisome.

uninteresting

• adj. Arousing little or no interest; boring or uneventful.

wearisome

• adj. Tiresome, tedious or causing fatigue.