| snappy(adjective, strong, tough, energetic, powerful) |
| sprightly(adjective, strong, moving, energetic, lively) |
| steady(adjective, strong, sound, tough, heavy) |
| straight |
| strenuous(adjective, strong, tough, energetic, powerful) |
| superior(outstanding, worthy, chief, notable, eminent) |
| supreme(strong, powerful, chief, dynamic, principal) |
| unconquerable(strong, overwhelming, uncontrollable) |
| undiluted |
| virtuous(adjective, tough, energetic, effective, adept) |
| well-founded(good, strong, sound, right, reasonable) |
| zestful(adjective, strong, vigorous, speedy) |
| almighty(adjective, strong, powerful, chief, effective) |
| VIP(outstanding, worthy, notable, eminent, influential) |
| ablaze(adjective, vigorous) |
| able-bodied(strong, sound, tough, fit, heavy) |
| absolute |
| activating(adjective, energetic, lively, active, vigorous) |
| adequate(adjective, direct, tough, energetic, active) |
| adult(muscular, manly, manlike) |