The word "bulldoggish" is often used to describe someone who is stubborn, determined or aggressive. However, there are several synonyms that can be used instead of this word. For example, you can use words like tenacious, resolute, determined, steadfast, unyielding, or unrelenting to describe someone who is determined. These words express the same notion of determination and persistence without the negative connotations of bulldoggish. Similarly, you can use words like forceful, assertive, powerful, or vigorous, to convey someone who is strong and confident, without the aggressive tone that comes with bulldoggish. By using alternative synonyms, you can describe someone with accuracy, respect, and peace of mind.