1. Still in doubt
   "an unsettled issue"; "an unsettled state of mind" 
2. Not settled or established
   "an unsettled lifestyle" 
3. Subject to change
   "unsettled weather with rain and hail and sunshine coming one right after the other"
   - changeable, uncertain 
4. Not yet settled
   "unsettled territory"

1. Disturb the composure of
   - faze, unnerve, enervate

See also: aimless, doubtful, drifting, erratic, floating, homeless, itinerant, migrant, migratory, mobile, nomadic, open, peregrine, peripatetic, planetary, rootless, roving, stateless, tentative, undecided, undetermined, uninhabited, unlocated, unresolved, vagabond, vagrant, variable, wandering, wayfaring

Type of: discomfit, discompose, disconcert, untune, upset

Antonym: settled

• genus Trichomonas
• genus Trichophaga
• genus Trichophyton
• genus Trichostema
• genus Trichostigma
• genus Trichosurus
• genus Trichys
• genus Tridacna
• genus Trifolium
• genus Triga
• genus Triglochin
• genus Trigonella
• genus Trilisa
• genus Trillium
• genus Trimorphodon
• genus Trinectes
• genus Tringa
• genus Trionyx
• genus Triops
• genus Triostium
• genus Tripleurospermum
• genus Triplochiton
• genus Triticum
• genus Triturus
• genus Trogium