愛してる - Wiktionary, the free dictionary
https://en.wiktionary.org/wiki/%E6%84%9B%E3%81%97%E3%81%A6%E3%82%8B
WEBFeb 17, 2024 · Etymology [ edit] A phrase forming a complete sentence, consisting of 愛 (ai, “love”) + して (shite, conjunctive form of verb する suru, “to do”) + いる (iru, “to be, to be doing something”). The shite iru contracts in informal speech into shiteru .
DA: 6 PA: 58 MOZ Rank: 77