handline vs climbing equipment

handline and climbing equipment both are nouns.

Word	Noun	Adjective	Verb	Adverb
handline	Yes	No	No	No
climbing equipment	Yes	No	No	No

As nouns, climbing equipment is a hypernym of handline; that is, climbing equipment is a word with a broader meaning than handline:

handline: (climbing) a line that can be hung onto with hands while climbing up or down a steep or slick section for limited protection.
climbing equipment: sports equipment used during rock or any other type of climbing.

Other hypernyms of handline include line, rock-climbing equipment.

handline (noun)	climbing equipment (noun)
a fishing line managed principally by hand	sports equipment used during rock or any other type of climbing.
(climbing) a line that can be hung onto with hands while climbing up or down a steep or slick section for limited protection.