PCS

*yḳṯ̣ - to wake (Kogan 2015: 531)

Contra AHw. 28 and HALOT 431, there is probably no relationship between this root and Akk. akāṣu ‘hartnäckig sein’, akṣu ‘dangerous, overbearing, terrible’

Ugaritic
yḳγ - to be alert, pay attention (DUL 976)
Hebrew
ḳyṣ - to wake up (HALOT 1098)
a byform of yḳṣ
Hebrew
yḳṣ - to awake (HALOT 431)
Arabic
yqḏ̣ - to wake up; to be alert, to be not sleeping (LA 7 527)
Sabaic
myḳṯ̣ - distress, affliction (SD 169)
Soqotri
táḳiṭ - to awake (transitive) (LS 444; CSOL I 675; CSOL II 610)