wake (path left behind a ship on the surface of the water)

proof, evidence, testimony

proof, verification / (Buddhism) enlightenment / (traditional Chinese medicine) symptoms

proof; evidence / certificate; credentials / testimony; testimonial

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a journey; travel / (archaic) a temporary time spent in a place

trip / travel

in ancient China, a military unit of 500 soldiers / one of the I Ching hexagrams: sojourning (I Ching hexagram interpretation on Wikipedia here)