sharp, keen, fierce
An acrimonious meeting or discussion is bitter, resentful, and filled with angry contention.
An acrid smell or taste is strong, unpleasant, and stings your nose or throat.
An acrostic is a poem or piece of descriptive writing in which usually the first letters of each sentence in the text, taken together, form a word that the lines describe.
If you are eager about something, you are very excited about it.
Differentiated vocabulary for your students is just a click away.