mastvsMGSConfusable pair

Quick tell: mast is a noun, MGS is a name, so they fill different roles in a sentence.

Which to use

“mast” is a noun and “MGS” is a name - they look or sound alike but fill different roles in a sentence.

#14,584
“mast” frequency rank
#49,494
“MGS” frequency rank
64078
confusion score

Side-by-Side Comparison

Feature mast MGS
Definition A tall, slim post or tower, usually tapering upward, used to support, for example, sails or observation platforms on a ship, the main rotor of a helicopter, flags, floodlights, meteorological instruments, or communications equipment, such as an aerial, usually supported by guy-wires (except in the case of a helicopter). Initialism of Mars Global Surveyor.

Letter map: mast vs MGS

Shared letters muted; letters that set mast and MGS apart highlighted. Shared run: 2. mast runs 4 letters (CVCC) against MGS's 3 (CCC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
mast
3 ch
MGS

Part-of-speech tell for mast / MGS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: mast is anoun and MGSaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 64078, derived from the frequency rank of both members and their visual similarity.

mast is recorded at frequency rank #14,584, classified as anoun, pronounced /mɑːst/. MGS is at rank #49,494, tagged as aname.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 64078, this pair ranks #79,590 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of mast vs MGS

Shared letters: ms. Private to "mast": at. Private to "MGS": g.

"mast" · 4 letters · shape CVCC  ·  "MGS" · 3 letters · shape CCC

Known mistypes of this pair

  • mast ← amst · masst · mastt · mmast · msat

Frequently Asked Questions

Is swapping "mast" for "MGS" ever safe?
No - they are not even the same part of speech. "mast" is a noun and "MGS" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "mast" vs "MGS" - which ranks higher?
"mast" is the more common of the two: it sits at frequency rank #14,584 in our English list, against #49,494 for "MGS". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "mast" and "MGS". Here's where to go from here.

  • Full dictionary entry for "mast" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "MGS" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #79,590 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "mast" and "MGS" also get mixed up with nearby pairs, the highest-scored neighbour is "MGS vs MMP". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #79,590 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list