游移 often pairs with 不定 (unsettled) to form 游移不定, a fixed phrase for chronic indecisiveness. The word leans literary; in everyday speech, 犹豫 (to hesitate) is more common.
mistakes
Don't confuse 游移 with the homophone 犹疑 (also 'to hesitate'). 游移 emphasizes drifting, unsettled motion, while 犹疑 is closer to mental hesitation.