Root ت ح ت(t H t) has 6 unique word forms and appears 51 times in the Quran.

English gloss Under, Below, Beneath, Lower

Word Translation Occurrences
تَحۡتِهَا beneath it, beneath it, underneath it, underneath them, under them, underneath it, underneath them, under them 68
تَحۡتَ (is) under, under, (is) under, under 8
تَحۡتِهِمُ underneath them, underneath them 6
تَحۡتِ below, beneath, below, beneath 6
تَحۡتِهِمۡ below them, below them, underneath them, underneath them 4
تَحۡتِهَآ beneath her, beneath her 2
تَحۡتَكِ beneath you, beneath you 2
تَحۡتِيٓۚ underneath me, underneath me 2
تَحۡتَهُۥ underneath it, underneath it 2
تَحۡتَهَا underneath it, underneath it 2