syl-

prefix

"syl" is a 3-letter English headword indexed on PlainSpell.

The verdict

“syl-” is outside the top-ranked English vocabulary, used as a prefix - the kind of word writers most often double-check.

Unranked
below top-frequency English
4
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - with, together

Key facts for syl-
PropertyValue
Headwordsyl-
LanguageEnglish
Part of speechPrefix
Letters4
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “syl-” sits in English frequency

syl- falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for syl- is 4 letters long, classified as a prefix. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "with, together".

Our edit-distance generator produced no likely misspellings for syl-, since its letter sequence doesn't invite the usual edit-distance slips. No close-neighbour confusable shows up for this headword in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: Greek συλ-, variant of the Greek prefix σύν (syn); used instead of syn- before an L The correct English form is syl-, spelled S-Y-L--.

Definition

  1. 1
    with, together

Etymology

Greek συλ-, variant of the Greek prefix σύν (syn); used instead of syn- before an L

Synonyms

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "syl-"?
"syl-" is spelled S-Y-L--.
What does "syl-" mean?
As a prefix, "syl-" means: with, together
What is the origin of the word "syl-"?
Greek συλ-, variant of the Greek prefix σύν (syn); used instead of syn- before an L 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.

Using “syl-”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is S-Y-L-- - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list