clockmaker vs journeyman

clockmaker and journeyman both are nouns.

Word	Noun	Adjective	Verb	Adverb
clockmaker	Yes	No	No	No
journeyman	Yes	No	No	No

As nouns, journeyman is a hypernym of clockmaker; that is, journeyman is a word with a broader meaning than clockmaker:

clockmaker: someone whose occupation is making or repairing clocks and watches
journeyman: a skilled worker who practices some trade or handicraft

Other hypernyms of clockmaker include artificer, artisan, craftsman.

clockmaker (noun)	journeyman (noun)
someone whose occupation is making or repairing clocks and watches	a skilled worker who practices some trade or handicraft