Vault seed record
Heavy rain collocation
The flight was delayed because of ___ rain.
Classification
reviewed-seedapprovedvocabulary-collocation-depthcollocation-choicechoice-distractorA2Vocabulary
Provenance
Kind: human-authored
Source: production-seed-expansion
Batch: production-seed-batch-002
Reviewer: content-lead
Updated: 2026-05-20
Instruction and answer
Instruction
Choose the natural collocation.
Correct answer
heavy
Explanation
English prefers 'heavy rain'. Collocations are the reason learners can know every word and still sound translated.
Product use
Surfaces
funneltestdailyfriend-challenge
Source languages
globalrues
Difficulty
low
Conversion hook
Easy to answer, sticky enough to make users check themselves.
Review payload
Review notes
Clean collocation seed with defensible distractors.
Media prompt
No media prompt attached.
Assets
collocation-pairs
Source traps
global-collocation-transfer
Tags
collocationsweathernaturalness
Usage
Tests: collocations, vocabulary-size, native-sounding
Funnels: ru-translated-english, es-translated-english
Challenges: heavy-rain-flex
{
"type": "single-choice",
"correctOptionId": "heavy",
"options": [
{
"id": "heavy",
"label": "heavy",
"rationale": "English says heavy rain."
},
{
"id": "strong",
"label": "strong",
"rationale": "Strong works with wind or coffee, not usually rain."
},
{
"id": "hard",
"label": "hard",
"rationale": "It can rain hard, but hard rain is not the best adjective-noun collocation here."
},
{
"id": "big",
"label": "big",
"rationale": "Big does not sound natural with rain."
}
]
}