unidealistic (?.)

• common
• commonplace
• down-to-earth
• dull
• earthy
• flat
• hard
• hard-boiled
• hardheaded
• humdrum
• insipid
• matter-of-fact
• mundane
• ordinary
• pedestrian
• plain
• poetryless
• positivistic
• practical
• practical-minded
• pragmatic
• prosaic
• prosing
• prosy
• rational
• realist
• realistic
• reasonable
• sane
• scientific
• scientistic
• secular
• sensible
• sober
• sober-minded
• sound
• sound-thinking
• straight-thinking
• tiresome
• unembellished
• unideal
• unimaginative
• unimpassioned
• unpoetic
• unromantic
• unsentimental
• vapid
• worldly