Antonyms of adj forceless

1 sense of forceless

Sense 1
forceless (vs. forceful), unforceful -- (lacking force; feeble; "a forceless argument")

forceful (vs. forceless) -- (characterized by or full of force or strength (often but not necessarily physical); "a forceful speaker"; "a forceful personality"; "forceful measures"; "a forceful plan for peace")
        => bruising -- (brutally forceful and compelling; "protected from the bruising facts of battle")
        => drastic -- (forceful and extreme and rigorous; "drastic measures")
        => emphatic, exclamatory -- (sudden and strong; "an emphatic no")
        => firm, strong -- (strong and sure; "a firm grasp"; "gave a strong pull on the rope")
        => forcible, physical, strong-arm -- (impelled by physical force especially against resistance; "forcible entry"; "a real cop would get physical"; "strong-arm tactics")
        => impellent -- (forcing forward or onward; impelling; "an impellent power"; "an impellent cause")
        => impetuous -- (marked by violent force; "impetuous heaving waves")
        => sharp -- (quick and forceful; "a sharp blow")

Similarity of adj forceless

1 sense of forceless

Sense 1
forceless (vs. forceful), unforceful -- (lacking force; feeble; "a forceless argument")
       => wimpish, wimpy -- (weak and ineffectual)