Nominal Forms
Infinitive: to underpin
Participle: underpinned
Gerund: underpinning
Cognates
-
Indicative
Present
| I | underpin |
| you | underpin |
| he;she;it | underpins |
| we | underpin |
| you | underpin |
| they | underpin |
Perfect
| I | have underpinned |
| you | have underpinned |
| he;she;it | has underpinned |
| we | have underpinned |
| you | have underpinned |
| they | have underpinned |
Past
| I | underpinned |
| you | underpinned |
| he;she;it | underpinned |
| we | underpinned |
| you | underpinned |
| they | underpinned |
Pluperfect
| I | had underpinned |
| you | had underpinned |
| he;she;it | had underpinned |
| we | had underpinned |
| you | had underpinned |
| they | had underpinned |
Future
| I | will underpin |
| you | will underpin |
| he;she;it | will underpin |
| we | will underpin |
| you | will underpin |
| they | will underpin |
Future Perfect
| I | will have underpinned |
| you | will have underpinned |
| he;she;it | will have underpinned |
| we | will have underpinned |
| you | will have underpinned |
| they | will have underpinned |
Subjunctive
Present
| I | underpin |
| you | underpin |
| he;she;it | underpin |
| we | underpin |
| you | underpin |
| they | underpin |
Perfect
| I | have underpinned |
| you | have underpinned |
| he;she;it | have underpinned |
| we | have underpinned |
| you | have underpinned |
| they | have underpinned |
Imperfect
| I | underpinned |
| you | underpinned |
| he;she;it | underpinned |
| we | underpinned |
| you | underpinned |
| they | underpinned |
Pluperfect
| I | had underpinned |
| you | had underpinned |
| he;she;it | had underpinned |
| we | had underpinned |
| you | had underpinned |
| they | had underpinned |
Conditional
Present
| I | would underpin |
| you | would underpin |
| he;she;it | would underpin |
| we | would underpin |
| you | would underpin |
| they | would underpin |
Perfect
| I | would have underpinned |
| you | would have underpinned |
| he;she;it | would have underpinned |
| we | would have underpinned |
| you | would have underpinned |
| they | would have underpinned |
Imperative
| you | underpin |
| we | Let's underpin |
| you | underpin |
Verbs conjugated like 'underpin'
abet,
abhor,
abut,
acquit,
admit,
affrap,
allot,
alum,
amel,
amit,
anagram,
anvil,
apparel,
aret,
arret,
assot,
astun,
attrap,
augur,
avel, etc. (List truncated at 20 verbs)
Verbs similar to 'underpin'
underaid,
underbid,
underbind,
underdig,
underfit,
underfix,
underhit,
underjoin,
underlie,
underline,
Synonyms & Antonyms
Additional Information
Phrasal Verbs
Etymology
1. Etymology tree
2. Proto-Indo-European *h₁én
3. Proto-Indo-European *h₁entér
4. Proto-Indo-European *(H)n̥dʰí
5. Proto-Indo-European *-ér
6. Proto-Indo-European *(H)n̥dʰér
7. Proto-Germanic *under
8. Proto-West Germanic *undar
9. Old English under-
10. Middle English under-
11. English under-
12. Proto-Germanic *pinnaz
13. Proto-West Germanic *pinn
14. Old English pinn
15. Middle English pinne
16. English pin
17. English underpin
18. From under- + pin.
Sample Sentences
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You should underpin the mine roof to prevent further collapse.
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Public confidence in politicians must underpin our democracy.
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Since Rupert Murdoch famously bet the farm on Premier League football to rescue Sky TV in 1991, it has been the catnip that has underpinned subscriber loyalty and, even in a far more complicated media landscape, is seen as so vital as to be worth almost any price. [2016 October 24, Owen Gibson, “Is the unthinkable happening – are people finally switching the football off?”, in The Guardian, London:]
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The operator said the results were underpinned by a 16% increase in Q3 sales from North America. [2019 November 6, “Eurostar reports another increase in passengers”, in Rail, page 25:]