What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Is vs Si - What's the difference?

is | si |

As a verb is

is i'm.

As a numeral si is

thirty.

As a noun si is

shadow, shade.

is

English

(IS)

Etymology 1

From (etyl), from (etyl) (m), from (etyl) . The paradigm of "to be" has been since the time of Proto-Germanic a synthesis of four originally distinct verb stems. The infinitive form "to be" is from .

Alternative forms

* 's

Verb

(head)
  • (be)
  • He is a doctor. He retired some time ago.
    Should he do the task, it is vital that you follow him.
    It all depends on what the meaning of is is. - (Bill Clinton)
  • See also

    * am * are * art * be * been * beest * being * was * wast * were * wert

    Statistics

    *

    Etymology 2

    .

    Noun

    (head)
  • remember to dot your is
    Usage notes

    si

    Translingual

    Symbol

    (head)
  • The ISO 3166-1 two-letter (alpha-2) code for Slovenia.
  • The abbreviation for Système International d'Unités or the International System of Units, commonly known as the metric system.
  • see
    ISO 3166-1 ----