trustful

adj

"trustful" is a 8-letter English headword indexed on PlainSpell.

The verdict

“trustful” is uncommon English (frequency #90,009 among 3,151 “T” headwords), classed as an adjective. The kind of spelling people second-guess.

#90,009
frequency rank, English
3,151
“T” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Trusting; willing to trust.

Corpus desk

Index EN-trustful · trustful · English

trustful · rank #90,009 · 0 variants · 0 confusables

  • FREQ-RARE #90,009
  • LEN-LONG 8 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH triviality

Nearest frequency peer: triviality (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Long-tail ranks near “trustful”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “trustful” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for trustful
PropertyValue
Headwordtrustful
LanguageEnglish
Part of speechAdjective
Letters8
Frequency rank#90,009
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “trustful” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).trustfulfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “triviality” (#90,008), “truther” (#90,010), “tricuspid” (#90,007). Among 3,151 “T” headwords, “trustful” is #90,009. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

trustful is uncommon English at frequency #90,009 among 3,151 “T” headwords, classed as anadjective. Rarity is why readers land here mid-draft. 2 senses are on record.

No misspelling variants are generated for trustful in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From Middle English trustful, trystefull, equivalent to trust + -ful. The correct English form is trustful, spelled T-R-U-S-T-F-U-L.

Definition

  1. 1
    Trusting; willing to trust.
  2. 2
    Trustworthy.

Etymology

From Middle English trustful, trystefull, equivalent to trust + -ful.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "trustful"?
"trustful" is spelled T-R-U-S-T-F-U-L.
What does "trustful" mean?
As an adjective, "trustful" means: Trusting; willing to trust.
What is the origin of the word "trustful"?
From Middle English trustful, trystefull, equivalent to trust + -ful. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "trustful", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list