Vault seed record

Heavy rain

The picnic was cancelled because of ___ rain.

Classification

reviewed-seedapprovedvocabulary-collocation-depthcollocation-choicechoice-distractorB1Vocabulary

Provenance

Kind: human-authored

Source: reviewed-expansion-anchor-pack

Batch: reviewed-expansion-vocabulary-collocation-depth-2026-05

Reviewer: content-lead

Updated: 2026-05-21

Instruction and answer

Instruction

Choose the best answer.

Correct answer

heavy

Explanation

The natural collocation is heavy rain.

Product use

Surfaces

testfunneldailyfriend-challenge

Source languages

globalrues

Difficulty

medium

Conversion hook

Common weather words are surprisingly diagnostic.

Review payload

Review notes

Approved seed anchor from the reviewed expansion pack. Used to close family coverage gaps before scaled promotion.

Media prompt

No media prompt attached.

Assets

collocation-pairstranslated-phrase-distractorseveryday-object-scenes

Source traps

global-collocation-transferes-false-friends

Tags

vocabularyreviewed-expansioncollocationsweather

Usage

Tests: vocabulary-size, collocations, idioms-expressions

Funnels: general-level-assessment

Challenges: vocab-anchor-11

{
  "type": "single-choice",
  "correctOptionId": "heavy",
  "options": [
    {
      "id": "heavy",
      "label": "heavy",
      "rationale": "This is the defensible answer in the context."
    },
    {
      "id": "strong",
      "label": "strong",
      "rationale": "This distractor reflects a common learner mistake."
    },
    {
      "id": "big",
      "label": "big",
      "rationale": "This distractor reflects a common learner mistake."
    },
    {
      "id": "hard",
      "label": "hard",
      "rationale": "This distractor reflects a common learner mistake."
    }
  ]
}