1. To a high degree or extent; favourably or with much respect
   "extremely interesting"
   - highly, majorly 
2. To an extreme degree
   "extremely cold"; "extremely unpleasant"
   - exceedingly, super, passing

See also: extreme

• leafy vegetable
• leafy-stemmed
• league
• League of Iroquois
• League of Nations
• league table
• league together
• leaguer
• leak
• leak fungus
• leak out
• leakage
• leaker
• Leakey
• leakiness
• leakproof
• leaky
• leal
• lean
• lean against
• lean back
• lean on
• lean-to
• lean-to tent
• Leander