Lexical Definition

‎אָטַר‎ ʼâṭar (aw-tar') to shut H:V
a primitive root

shut.

1) (Qal) shut
1a) to shut up, close, bind
1b) close one's mouth

Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
תֶּאְטַר it close Ps.69.15

Brown-Driver-Briggs

[‎אָטַר‎] verb shut up, close, bind (Arabic bend, curve, what surrounds, encloses Qal Imperfect 3 feminine singular ‎תֶּאְטַר‎ Ps 69:16* (‎עָלַי בְּאֵר פִּיהָ‎ ‎׳‎‎אַל תּ‎).

Brown-Driver-Briggs References

Book Refs
Psalms 69:16*