English word phub comes from English phone, English snub

Detailed word origin of phub

Dictionary entry	Language	Definition
phone	English (eng)	(phonetics) A speech segment that possesses distinct physical or perceptual properties, considered as a physical event without regard to its place in the phonology of a language. (transitive) To call (someone) on the telephone. A device for transmitting conversations and other sounds in real time across distances.
snub	English (eng)	To sob with convulsions. (obsolete) A knot; a protuberance; a snag.. A deliberate affront or slight.. A sudden checking of a cable or rope. (transitive) To clip or break off the end of; to check or stunt the growth of.. (transitive) To halt the movement of a rope etc by turning it about a cleat or bollard etc; to secure a vessel in this manner.. (transitive) To slight, ignore or behave [...]
phub	English (eng)	(transitive, neologism) To ignore the conversation around oneself by focusing on one's smartphone.

Words with the same origin as phub