different between constraint vs threat

English

Etymology

From Middle English constreynt, constreynte, from Old French constreinte, past participle of constreindre (“to constrain”), from Latin c?nstring? (corresponding to the past participle c?nstrictus).

Pronunciation

• IPA^(key): /k?n?st?e?nt/
• Rhymes: -e?nt

Noun

constraint (countable and uncountable, plural constraints)

1. Something that constrains; a restriction.
2. An irresistible force or compulsion.
3. The repression of one's feelings.
4. (mathematics) A condition that a solution to an optimization problem must satisfy.
5. (databases) A linkage or other restriction that maintains database integrity.

Derived terms

• constraint satisfaction

Related terms

• constrain
• constrict
• restraint

Translations

Further reading

• constraint on Wikipedia.Wikipedia

Anagrams

• in contrast

English

Pronunciation

• (UK, US) enPR: thr?t, IPA^(key): /???t/
• Rhymes: -?t

Etymology 1

From Middle English threte, thret, thrat, thræt, threat, from Old English þr?at (“crowd, swarm, troop, army, press; pressure, trouble, calamity, oppression, force, violence, threat”), from Proto-Germanic *þrautaz, closely tied to Proto-Germanic *þraut? (“displeasure, complaint, grievance, labour, toil”), from Proto-Indo-European *trewd- (“to squeeze, push, press”), whence also Middle Low German dr?t (“threat, menace, danger”), Middle High German dr?z (“annoyance, disgust, horror, terror, fright”), Icelandic þraut (“struggle, labour, distress”), Latin tr?d? (“push”, verb).

Noun

threat (plural threats)

1. An expression of intent to injure or punish another.
   • 1599, William Shakespeare, Julius Caesar, Act 4, Scene 3

     There is no terror, Cassius, in your threats.

2. An indication of potential or imminent danger.
3. A person or object that is regarded as a danger; a menace.

Usage notes

Adjectives at least commonly used along with the noun: existential, possible

Derived terms

• idle threat

Related terms

• threaten
• threatening

Translations

Etymology 2

From Middle English threten, from Old English þr?atian (“to press, oppress, repress, correct, threaten”). Akin to Middle Dutch dr?ten (“to threaten”).

Verb

threat (third-person singular simple present threats, present participle threating, simple past and past participle threated)

1. (transitive) To press; urge; compel.
2. (transitive, archaic) To threaten.
   • 1590, Edmund Spenser, The Faerie Queene, I.vii:

     An hideous Geant horrible and hye, / That with his talnesse seemd to threat the skye […]

   • 1599, William Shakespeare, Julius Caesar, V. i. 37:

     O yes, and soundless too; / For you have stolen their buzzing, Antony, / And very wisely threat before you sting.

3. (intransitive) To use threats; act or speak menacingly; threaten.

Anagrams

• Hatter, hatter, rateth, that're