FromMiddle Englishunder-, fromOld Englishunder-, fromProto-West Germanic*undar, fromProto-Germanic*under, fromProto-Indo-European*n̥dʰér(“lower”) and*n̥tér(“inside”). For more, seeunder.

under-

1. Beneath,under

   e.g.underground,underneath,underpass

2. (figurative) To go from one side to the other; to progress along a path

   e.g.understand,undergo,underbear,undertake

3. Less than, beneath in quantity

   e.g.underadditive,underage,underbound

4. Deficient, below what is correct, insufficient

   e.g.underapply,underbill,underawe

5. Subordinate to

   e.g.undersecretary,underling,underclass

• In many common cases, this prefix is attached directly to a word. When forming new words, however, it is typically hyphenated until the word becomes common.

• (under):hypo-,sub-,infra-
• (forming a transitive verb):en-
• (less than):hypo-,olig-,meio-
• (deficient):hypo-,dys-,mal-
• (subordinate):vice-,sub-

• (antonym(s) of“under”):over-,epi-,sur-
• (antonym(s) of“less than”):hyper-,supra-,pleo-
• (antonym(s) of“deficient”):telo-,per-,pur-
• (antonym(s) of“subordinate”):arch-

• nuder,urned,unred,Ruden,runed,Düren,Duren,ruden,Rendu

Seeunder

under-

1. under-
2. sub-

under-

1. under-
2. sub-

• under

• “under-” inThe Bokmål Dictionary.

• poinn-(dialectal)

under-

1. under-
2. sub-

• under
• undervass-

FromProto-West Germanic*undar, fromProto-Germanic*under, fromProto-Indo-European*nter-(“between, among”), akin toOld Englishunder(“under, beneath”),Old High Germanuntar(“between, among”),Latininter(“between, among”). More atinter-.

• IPA^(key):/ˈun.der/(as a nominal prefix)
• IPA^(key):/ˌun.der/(as a verbal prefix)

under-

1. between,among

   understandan ―to understand (originally 'to stand between', 'be near to both sides')

   underscēotan ―to intercept

FromProto-West Germanic*undar, fromProto-Germanic*under, fromProto-Indo-European*ndhero-(“lower”), akin toOld Englishunder(“between, among, in the presence of”),Old High Germanuntar(“under”),Latininfra(“below, beneath”).

under-

1. beneath
2. subordinate to

   underling ―underling, subordinate

Seeunder

under-

1. under-
2. sub-

• under
• undervattens-

• runde,undre