Deleterious (adj)
del-i-teer-ee-us
Causing harm or damage.
Mid 17th century via medieval Latin from Greek dēlētērios ‘noxious’ + -ous.
Example sentences
“The Amazon fires are having a deleterious effect on the earth’s climate.”
Wonky (adj) won-kee Not straight or balanced, off kilter. First recorded in 1915–20; perhaps variant of dialectal wanky, equivalent to wank(le) ( Middle English wankel, Old English wancol. (more…)