| ace, adept, champion, sensation, maven, mavin, virtuoso, genius, hotshot, star, superstar, whiz, whizz, wizard, wiz; agronomist; all-rounder, all arounder; analyst; analyst; anatomist; antiquary, antiquarian; arbiter, supreme authority; archer, bowman; authority; black belt; cabalist, kabbalist; calculator, reckoner, figurer, estimator, computer; computer expert, computer guru; cosmetologist; efficiency expert, efficiency engineer; exegete; genealogist; geographer; horticulturist, plantsman; investigator; jurist, legal expert; lapidary, lapidarist; logician, logistician; mnemonist; mythologist; observer, commentator; out-and-outer; parliamentarian; past master; prosthetist; pteridologist; scout, pathfinder, guide; shark; shot, shooter; specialist, specializer, specialiser; talent; technician; technocrat; therapist, healer; veteran, old-timer, oldtimer, old hand, warhorse, old stager, stager |