adj.
VERBS
▪ be
▪ remain
ADVERB
▪ highly
▪ merely
▪ purely
▪
This research is purely ~.
▪ largely
Theoretical is used with these nouns: ↑ advance , ↑ analysis , ↑ approach , ↑ argument , ↑ aspect , ↑ basis , ↑ chemistry , ↑ coherence , ↑ concept , ↑ consideration , ↑ context , ↑ discussion , ↑ distinction , ↑ economics , ↑ exercise , ↑ explanation , ↑ foundation , ↑ framework , ↑ grounding , ↑ groundwork , ↑ idea , ↑ implication , ↑ importance , ↑ insight , ↑ issue , ↑ justification , ↑ level , ↑ limit , ↑ linguistics , ↑ model , ↑ perspective , ↑ physicist , ↑ physics , ↑ point of view , ↑ position , ↑ possibility , ↑ prediction , ↑ principle , ↑ proposition , ↑ puzzle , ↑ reflection , ↑ science , ↑ significance , ↑ sophistication , ↑ standpoint , ↑ study , ↑ training , ↑ treatment , ↑ understanding , ↑ work , ↑ writing