1. (adjective) subject to change

• changeable
• uncertain

1. (adjective) still in doubt

• doubtful
• tentative
• open
• undecided
• undetermined
• unresolved

2. (adjective) not settled or established

• aimless
• drifting
• floating
• vagabond
• vagrant
• erratic
• planetary
• wandering
• homeless
• stateless
• itinerant
• migrant
• migratory
• mobile
• nomadic
• peregrine
• roving
• wandering
• peripatetic
• wayfaring
• rootless
• vagabond
• unlocated

3. (adjective) subject to change

• variable

4. (adjective) not yet settled

• uninhabited

1. (adjective) subject to change

• changeability
• changeability
• changeableness
• changeableness

1. (adjective) still in doubt

• settled

2. (adjective) not settled or established

• settled