to take something without having the right to do so

"He arrogated the title of team captain without the consent of the coach"

Synonyms:seize, assume, claim

Antonyms:relinquish, renounce, yield

to express thoughts, ideas, or feelings clearly and coherently

"It’s important to articulate your thoughts clearly during a presentation"

Synonyms:express

Antonyms:inarticulate, stumble, confuse

to pronounce or speak distinctly; to enunciate

Synonyms:enunciate

a clever trick or something intended to deceive

"The whole story was just an artifice to win our sympathy"

Synonyms:deceit, contrivance, gimmick, scheme, trick

in a position of power, authority, or superiority

"BJP gained ascendancy after winning the majority in the elections"

Synonyms:dominance, control, supremacy, authority

find (something) out for certain; make sure of

"The police was unable to ascertain the cause of the accident"

Synonyms:confirm, determine, verify

Synonyms:acknowledgement

without contamination from germs

Synonyms:sterile, sanitized

extremely stupid or foolish

"He ignored her asinine remark"

Synonyms:stupid, foolish, pointless, inane, fatuous

with an attitude of suspicion or disapproval

"They looked askance at our scruffy clothes"

Synonyms:obliquely, sideways, indirectly, suspiciously, sceptically, cynically

Antonyms:approvingly

harshness of behaviour or speech

"Her asperity during the argument made the situation even more tense"

Synonyms:acerbity, acrimony, bitterness, crabbiness

an attack on the reputation or integrity of someone or something

"It’s not appropriate to asperse someone’s integrity without concrete evidence"

Synonyms:defame, slander, vilify, condemn

a lack of oxygen supply to the body, leading to unconsciousness or death

Synonyms:suffocation

to attack violently or criticize strongly

"The army prepared to assail the enemy’s stronghold"

Synonyms:attack, assault

to examine a substance

"He never returned to the lab to assay the other samples"

Synonyms:evaluation, assessment

to assert or affirm; to state or declare

"He asseverated that he had never violated the terms of the contract"

Synonyms:affirm, declare, assert

Antonyms:contradict

showing great care, attention, and dedication in one's work

Synonyms:diligent, industrious, sedulous, hardworking, meticulous, conscientious

a miscellaneous collection of things or people

"The room was filled with an assortment of clothes"

Synonyms:mixture, variety, array

Synonyms:arrogant, presumptuous

Synonyms:amaze, startle, stun

Synonyms:celestial, planetary

(of an amount) extremely large

Synonyms:exorbitant