Nouns

(n)bighta loop in a rope
(n)bighta bend or curve (especially in a coastline)
(n)bighta broad bay formed by an indentation in the shoreline“the Bight of Benin”, “the Great Australian Bight”
(n)bightthe middle part of a slack rope (as distinguished from its ends)

Verbs

(v)bightfasten with a bight