birthday

As a letter s

is the letter s with a.

As a noun birthday is

the anniversary of the day on which someone is born.

As nouns the difference between birthday and null

is that birthday is the anniversary of the day on which someone is born while null is zero, nil; the cardinal number before einn.

As nouns the difference between track and birthday

is that track is a mark left by something that has passed along; as, the track, or wake, of a ship; the track of a meteor; the track of a sled or a wheel while birthday is the anniversary of the day on which someone is born.

As a verb track

is to observe the (measured) state of an object over time.

As nouns the difference between sophomore and birthday

is that sophomore is (us) a second-year undergraduate student in a college or university, or a second-year student in a four-year secondary school or high school while birthday is the anniversary of the day on which someone is born.

As an adjective sophomore

is (us) the second in a series, especially, the second of an artist’s albums or the second of four years in a high school (tenth grade) or university.

As nouns the difference between bible and birthday

is that bible is a specific version, edition, translation, or copy of one of the above-mentioned texts while birthday is the anniversary of the day on which someone is born.

As a proper noun bible

is the main religious text in christianity or bible can be .

As nouns the difference between birthday and memorial

is that birthday is the anniversary of the day on which someone is born while memorial is memorial.

As a noun birthday

is the anniversary of the day on which someone is born.

As an adjective october is

of october.

As nouns the difference between scholastic and birthday

is that scholastic is (scholastic) while birthday is the anniversary of the day on which someone is born.

As an adjective scholastic

is (scholastic).

As nouns the difference between rolling and birthday

is that rolling is the act by which something is rolled while birthday is the anniversary of the day on which someone is born.

As a verb rolling

is .

As nouns the difference between loot and birthday

is that loot is a kind of scoop or ladle, chiefly used to remove the scum from brine-pans in saltworks or loot can be the act of plundering while birthday is the anniversary of the day on which someone is born.

As a verb loot

is to steal, especially as part of war, riot or other group violence.