underspend

IPA/ˌʌndəˈspend/
IPA/ˌʌndərˈspend/

underspend — verb

  • underspendpresent simple I / you / we / they
  • underspendshe / she / it
  • underspentpast simple
  • underspending-ing form
  • underspendedpast participle

1. to use less money than the amount that was planned or set aside for a particular

1.verbtransitive / intransitiveB2
Definition

to use less money than the amount that was planned or set aside for a particular purpose, such as a project, department, or budget period.

Example

Yumi's team underspent their marketing budget by nearly twenty percent last quarter.

underspent + budget by [amount/percentage]

The hospital underspent on medical supplies because fewer patients needed surgery than expected.

underspent on [noun]

Common collocations
  • underspend a budget
  • underspend a grant
  • underspend on supplies
  • underspend on staffing
  • underspend by 10%
Synonyms
  • spend less

    a general paraphrase; less formal and not tied to a budget target

  • be under budget

    a phrasal expression common in project management, focusing on the result rather than the action

  • economise

    broader in meaning — reducing costs generally, not necessarily relative to a planned figure

  • cut back

    implies deliberate reduction in spending, often as a cost-saving measure

Antonyms

Grammar Patterns

underspend + budget / grant / allocation

underspend + on + supplies / staffing / equipment

underspend + by + amount

Usage Note

Common in financial and administrative contexts. Often used with budgets, grants, or allocations. Can be transitive (underspend a budget) or intransitive (underspend on something). In some organisations, underspending is seen as careful management; in others it may trigger budget cuts the following year.

Common Mistakes

We underspend the budget by $5,000 last year.
We underspent the budget by $5,000 last year.
Underspend is an irregular verb: underspend → underspent → underspent.
The department underspent 20% of the budget.
The department underspent the budget by 20%.
The amount underspent is expressed with 'by', not as a direct object.

Word family

Synonym discussion

Sense: verb/1

Underspend is the most precise term when discussing budgets: it means spending less than the allocated amount, whether intentionally or not. Spend less is a general alternative suitable for everyday conversation ('We need to spend less on takeaways'), but it does not imply a specific budget target. Economise (or 'economize' in US spelling) suggests a broader effort to reduce costs across the board, often for long-term saving rather than hitting a single target. Be under budget is a common project-management phrase that describes the result rather than the action — a team can be 'under budget' through underspending, but also through lower-than-expected costs. Cut back implies a deliberate, often painful reduction in spending, and it can apply to personal or business finance. For example: 'The marketing team underspent its annual budget by £12,000, putting it £12,000 under budget — but rather than celebrate, the CFO asked everyone to economise on office supplies to cut back on non-essential costs.'

spend lesseconomise ↗be under budgetcut back ↗

Common collocations

Nouns

Adverbs

Phrases

  • tend to underspend
  • be likely to underspend

Prepositions

Etymology

GermanicLatinEnglish

Formed in English from the prefix under- (meaning 'below, less than') and the verb spend. Spend itself came from Old English spendan, which was borrowed from Latin expendere, 'to weigh out, pay out'. The compound underspend appeared in the early 20th century as formal budgeting became common in government and business, describing the situation where actual spending falls short of the amount allocated.