Reconstruction:Proto-West Germanic/underþankijan

This Proto-West Germanic entry contains reconstructed terms and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.

Proto-West Germanic

Etymology

From *under- +‎ *þankijan.

Verb

*underþankijan

to investigate
to recognise

Inflection

Class 1 weak j-present
Infinitive	*underþankijan
1st sg. past	*underþą̄htā
Infinitive	*underþankijan
Genitive infin.	*underþankijannjas
Dative infin.	*underþankijannjē
Instrum. infin.	*underþankijannju
Indicative	Present	Past
1st singular	*underþankiju	*underþą̄htā
2nd singular	*underþankisi	underþą̄htēs, underþą̄htōs
3rd singular	*underþankiþi	underþą̄htē, underþą̄htā
1st plural	*underþankijum	*underþą̄htum
2nd plural	*underþankiþ	*underþą̄htud
3rd plural	*underþankijanþ	*underþą̄htun
Subjunctive	Present	Past
1st singular	*underþankijē	*underþą̄htī
2nd singular	*underþankijēs	*underþą̄htī
3rd singular	*underþankijē	*underþą̄htī
1st plural	*underþankijēm	*underþą̄htīm
2nd plural	*underþankijēþ	*underþą̄htīd
3rd plural	*underþankijēn	*underþą̄htīn
Imperative	Present
Singular	*underþanki
Plural	*underþankiþ
	Present	Past
Participle	*underþankijandī	*underþą̄ht

Descendants

Old English: underþenċan
Old Saxon: undarthenkian
- Middle Low German: underdenken
Old Dutch: *underthenken
- Middle Dutch: onderdenken, onderdinken
  - Dutch: onderdenken
Old High German: *untardenken, *unterdenken
- Middle High German: *unterdenken, underdenken
  - German: unterdenken (archaic)