基 - fundamentals, radical (chem), counter for machines

foundation; basis

fundamental; basic

base; basis; foundation; footing; infrastructure

fund; foundation

base (military, expedition, etc.)

basics; fundamentals; basis; foundation

base

basic tone; underlying tone; basic theme; basis; keynote

standard; criterion; norm; benchmark; measure; gauge; basis

mainstay; nucleus; key

basic rate (i.e. excluding optional service fees, usage charges, etc.); basic charge; base cost; base price

to be based (on); to be founded (on); to be grounded (on); to be in accordance (with)