The Austronesian Comparative Dictionary

*betik₁ snap the fingers; flick with the finger, fillip

PAN betik₁ snap the fingers; flick with the finger, fillip

Form.
Kavalan betiq hit with a slingshot; marbles; to flip
Amis fetik wet fingers with wine and snap them to the gods; pluck the strings of a musical instrument
CMP
Asilulu heti kick (with a jerk of one's knee); jerk something upward
Leti wetki snap or flick with the fingers
Bimanese ɓeti flick with the finger; tap the fingers
Tetun fetik to flick, flip with the finger, or any similar action; pulsate, flutter; pulse (of veins)
beti click the fingers; fillip
kela-betik click beetle
Kambera wàtiku sound of dripping water