- as ininadequate
- as ininsecure
- as ininsubstantial
- as injerry-built
- as inlight
- as inmeager
- as inmeaningless
- as inmetaphysical
- as innonexistent
- as inpale
- as inpaper
- as inpiddly
- as inslender/slim
- as inslight
- as intenuous
- as inthin
- as intransient/transitory
- as inunreal
- as inunsound
- as inweak
- as inimagined
- as intransient
- as invaporous
- as inbodiless
- as innonphysical
- as inscant
- as intottering
- as intottery
- as inunbodied
- as inuncorporal
- as inwaterish
- as inweakly
- as inweightless
- as indecrepit
- as inelusive
- as inethereal
- as infeeble
- as infilmy
- as inflimsy
- as infragile
- as infrail
- as ingauzy
- as inghostly
- as inimpalpable
Synonyms for in substantial
- deficient
- faulty
- incompetent
- incomplete
- lacking
- meager
- poor
- scarce
- sketchy
- skimpy
- unequal
- weak
- bare
- barren
- bush-league
- depleted
- dry
- failing
- feeble
- found wanting
- glitch
- imperfect
- impotent
- inappreciable
- inapt
- incapable
- incommensurate
- inconsiderable
- insubstantial
- junk
- lame
- lemon
- lousy
- low
- minus
- miserly
- niggardly
- not enough
- parsimonious
- scanty
- short
- shy
- small
- spare
- sparse
- sterile
- stinted
- stunted
- thin
- too little
- unproductive
- unqualified
MOST RELEVANT
Antonyms for in substantial
MOST RELEVANT
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.