Curly ___, of The Three Stooges

Month after Feb, for short3 Cambridge STEM school: Abbr.3 ___ Gardner, "Mogambo" actress3 Cardinal, e.g.: 2 wds.7 Baby beagle, e.g.3 (7/7) Finally done, you notice that the starting characters spell out something special: ___ (what you've been solving all along!)6 Sport ___ (all-purpose vehicle, for short)3 Up to ___ (adequate)3