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smoothen

/ˈsmuːðən/verb

smoothen is spelled S-M-O-O-T-H-E-N: 8 letters and 2 syllables. It appears about once in every 31 million words in written English, the 169,822nd most frequent word form (wordfreq, 2021 data). As a verb, smoothen means “To make smooth” (English Wiktionary, September 2026).

How many letters and syllables are in smoothen?

Letters8: S-M-O-O-T-H-E-N
Syllables2 (from its American pronunciation)
In writingabout once in every 31 million words; the 169,822nd most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is smoothen?

Smoothen appears about once in every 31 million words in written English, the 169,822nd most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce smoothen?

  • /ˈsmuːðən/

Smoothen has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-smoothen.wav, Wikimedia Commons (author and licence on each file's page).

Forms of smoothen

  • smoothens present, singular, he/she/it
  • smoothening participle, present
  • smoothened participle, past

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does smoothen mean?

The meanings the English Wiktionary records, quoted as written there (source below).

verb

  1. 1

    To make smooth.

  2. 2

    To become smooth.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Smoothen in Spanish, French, German and Portuguese

In the sense make smooth:

LanguageWords
Frenchlisser
Germanglätten
Portuguesealisar
Spanishalisar

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does smoothen come from?

From smooth + -en.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What to look up after smoothen