1. Proficient and confident in performance
   "promising playwrights...sure-handed enough to turn out top-drawer scripts"

See also: skilled

• aggie
• agglomerate
• agglomerated
• agglomeration
• agglomerative
• agglomerator
• agglutinate
• agglutinating activity
• agglutination
• agglutination test
• agglutinative
• agglutinin
• agglutinogen
• aggrade
• aggrandise
• aggrandisement
• aggrandize
• aggrandizement
• aggravate
• aggravated
• aggravated assault
• aggravating
• aggravatingly
• aggravation
• aggravator