unfixed Antonyms

fixed well studied hard and fast geosynchronous geostationary cast in concrete set in stone carved in stone long-lasting ahead of time unchangeable traditional unadjustable entrenched etched in stone built to last highly successful fairly straightforward as solid as a rock generally known fairly obvious engraved in stone completely set cast in stone cast in cement strong statuelike stationary determined definite decided copper-bottomed constant changeless certain cast iron button based enduring established FAST statics static stable set invariant invariable immovable immobile given