underfill

== English == === Etymology === From under- +‎ fill. === Pronunciation === Rhymes: -ɪl === Verb === underfill (third-person singular simple present underfills, present participle underfilling, simple past and past participle underfilled) (transitive) To fill with an insufficient amount. ==== Antonyms ==== overfill ==== Translations ==== === Anagrams === unfrilled