I. verb
1.
Synonyms: engrave 2, etch, imprint, inscribe
2.
Synonyms: affect , carry, get, influence, inspire, move, strike, sway, touch
Related Word: enthuse, electrify, thrill; excite, galvanize, pique, provoke, stimulate
Idioms: make ( or leave) one's mark
3.
to fix in the mind or memory by emphasis or repetition
the speaker impressed his principal thesis upon his audience
Synonyms: drive, grave, hammer, pound, stamp
Related Word: establish, fix, set
Idioms: drive home to one, fix in one's mind, get into one's head
II. noun
Synonyms: impression 1, imprint, indentation, print, stamp