The term "strong-fisted" can be used to describe someone who is domineering or forceful in their actions or decisions. However, there are several other synonyms that can be used to convey this same meaning. Words such as "authoritarian", "bossy", "controlling", "imperious", and "tyrannical" all convey a sense of someone who is strong-willed and forceful. Additionally, words like "commanding", "dominant", "forceful", and "powerful" can also be used to describe someone who has a strong personality. Regardless of which synonym is used, the underlying meaning is one of strength and dominance.