climber (n.)
- adventurer
- algae
- alpinist
- ascender
- astronaut
- autophyte
- bean
- bracken
- camper
- commuter
- conferva
- cosmopolite
- cragsman
- creeper
- cruiser
- diatom
- excursionist
- explorer
- fare
- fern
- fucus
- fungus
- goer
- grapevine
- gulfweed
- hajji
- herb
- ivy
- journeyer
- kelp
- legume
- lentil
- liana
- lichen
- liverwort
- mariner
- mold
- moss
- mountaineer
- mushroom
- palmer
- parasite
- passenger
- passerby
- pathfinder
- pea
- phytoplankton
- pilgrim
- pioneer
- puffball
- pulse
- rockweed
- rubberneck
- rubbernecker
- rust
- sailor
- saprophyte
- sargasso
- sargassum
- seaweed
- sightseer
- smut
- straphanger
- succulent
- toadstool
- tourer
- tourist
- trailblazer
- transient
- traveler
- trekker
- tripper
- vetch
- viator
- vine
- voyager
- wayfarer
- wort
- wrack
'T is a common proof,
That lowliness is young ambition's ladder,
Whereto the climber-upward turns his face;
But when he once attains the upmost round,
He then unto the ladder turns his back,
Looks in the clouds, scorning the base degrees
By which he did ascend.