concrete 8 Associations

factual (similar term) objective (similar term) real (similar term) tangible (similar term) tangible (related term) touchable (related term) practical (related term)

immaterial 10 Associations

nonmaterial intangible (similar term) nonphysical (similar term) insubstantial (related term) unsubstantial (related term) unreal (related term) material (antonym)

nonmaterial 11 Associations

immaterial intangible (similar term) nonphysical (similar term) insubstantial (related term) unsubstantial (related term) unreal (related term) material (antonym)

perceptible 11 Associations

palpable (similar term) tangible (similar term)

real 4 Associations

tangible (similar term)

realizable 10 Associations

tangible (similar term)

tactile 7 Associations

tactual tangible (similar term) touchable (similar term)

tactual 7 Associations

tactile tangible (similar term) touchable (similar term)

unidentifiable 14 Associations

elusive (similar term) intangible (similar term) unclassifiable (similar term) undiagnosable (similar term) unrecognizable (similar term) unrecognisable (similar term) identifiable (antonym)