Main entry: unfixed
Definition: not firmly placed or set or fastened
Antonyms: fixed
Definition: securely placed or fastened or set
Antonyms: jam, close up, block, impede, obstruct, obturate, occlude
Definition: block passage through
Definition: deprive of freedom; take into confinement
Antonyms: bound
Definition: held with another element, substance or material in chemical or physical union
Antonyms: unfree
Definition: hampered and not free; not able to act at will
Antonyms: unfree
Definition: held in servitude
Antonyms: attached
Definition: used of buildings joined by common sidewalls
Antonyms: steady
Definition: not subject to change or variation especially in behavior
Main entry: unfixed, nebulous
Definition: lacking definition or definite content
Usage: nebulous reasons; unfixed as were her general notions of what men ought to be- Jane Austen
Antonyms: definite
Definition: precise; explicit and clearly defined