infatuate

US: (v. in fach′o̅o̅ āt′; adj., n. in fach′o̅o̅ it, -āt′)

Inflections of 'infatuate' (v): (⇒ conjugate)

infatuates

v 3rd person singular

infatuating

v pres p

infatuated

v past

infatuated

v past p

WordReference Random House Unabridged Dictionary of American English © 2025

in•fat•u•ate  (v. in fach′o̅o̅ āt′;adj., n. in fach′o̅o̅ it, -āt′), v., -at•ed, -at•ing, adj., n. 
v.t. 

1. to inspire or possess with a foolish or unreasoning passion, as of love.
2. to affect with folly;
   make foolish or fatuous.

adj. 

3. infatuated.

n. 

4. a person who is infatuated.

• Latin infatuātus, past participle of infatuāre. See in-², fatuous, -ate¹
• late Middle English 1425–75

in•fat′u•a′tor, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

infatuate verb / ɪnˈfætjʊˌeɪt/(transitive)

1. to inspire or fill with foolish, shallow, or extravagant passion
2. to cause to act foolishly

adjective / ɪnˈfætjʊɪt -ˌeɪt/

1. an archaic word for infatuated

noun / ɪnˈfætjʊɪt -ˌeɪt/

1. a person who is infatuated

Etymology: 16th Century: from Latin infatuāre, from in-² + fatuus fatuous