基準【きじゅん】
standard, basis, criterion, norm, reference, datum
基本【きほん】
basics, fundamentals, basis, foundation
基地【きち】
base (military, expedition, etc.)
基礎【きそ】
foundation, basis
基金【ききん】
fund, foundation
基盤【きばん】
foundation, basis, base, footing, infrastructure, bedrock, substrate (circuit board)
基調【きちょう】
basic tone, underlying tone, basic theme, basis, keynote, trend, keynote
基づく【もとづく】
to be based (on), to be founded (on), to be grounded (on), to be in accordance (with), to be due to, to come (from), to arise (from), to originate (in)