mol vs my, What's the Difference?

Which to use

“mol” is a noun and “my” is an adjective - they look or sound alike but fill different roles in a sentence.

#40,405
“mol” frequency rank: #3,065
“my” frequency rank: 43470
confusion score

Side-by-Side Comparison

Feature	mol	my
Definition	Unidad de cantidad de sustancia empleada en el Sistema Internacional de Unidades, definida como la cantidad de sustancia de un sistema que contiene tantos entes elementales como átomos hay en 0,012 kg del nucleído carbono-12, o como la cantidad de una sustancia cuyo peso en gramos equivale a su número atómico. Si se emplea para expresar la cantidad de una sustancia, debe indicarse a qué tipo de unidades corresponde: átomos, moléculas, etc. El número de unidades contenidas está representado por el número de Avogadro.	Mi, mío, de mí.

Where the spellings diverge

Shared letters are muted; the letters that actually set mol and my apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch

mol

2 ch

Spelling & Dictionary Insight

mol and my form a confusable pair in the Spanish index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 43470, derived from the frequency rank of both members and their visual similarity.

mol is recorded at frequency rank #40,405, classified as anoun, pronounced [ˈmol]. my is at rank #3,065, tagged as anadj, pronounced /maɪ̯/.

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 43470, this pair ranks #142,462 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Frequency comparison

mol#40,405

my#3,065

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "mol" and "my" be used interchangeably?

No, "mol" and "my" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering mol vs my

The fastest way to pick the right one every time.

Check the role first: if you need a noun, it's “mol”; for an adjective, it's “my”.
See each word in full, definition, IPA, etymology and its other confusables. Full “mol” entry
Browse more pairs most likely to be confused. Most confusable