Lexical Definition

‎פִּנָּה‎ pinnâh (pin-naw') Corner (Gate) ^H:N-F
feminine of ‎פֵּן‎

bulwark, chief, corner, stay, tower.

• an angle
• by implication, a pinnacle
• figuratively, a chieftain

1) corner
1a) corner (of square objects)
1b) corner (of ruler or chief-fig.)

See Greek: ἀκρογωνιαῖος · γωνία · κλίμα