دو

From Proto-Iranian *dwáH (compare Persian دو (do), Northern Kurdish du, Pashto دوه (dwa), Avestan 𐬛𐬎𐬎𐬀 (duua)), from Proto-Indo-Iranian *dwáH (compare Sanskrit द्व (dvá), Hindi दो (do)/Urdu دو (do), Punjabi ਦੋ (do)), from Proto-Indo-European *dwóh₁ (compare Russian два (dva), Greek δύο (dýo), Spanish dos, English two).

دو • (do)

1. two

دو • (do)

1. two (digit)

Perhaps borrowed from an Indo-Aryan descendant of Sanskrit दोस् (dos, “forearm”).^[1]

دُو (dū)

1. (anatomy) hand

• Bray, Denys (1934) “dū”, in The Brahui Language‎^[2], Calcutta, India: Superintendent Government Printing, Part II: The Brāhūī Problem; Part III: Etymological Vocabulary, page 101

دو (do)

1. two

Inherited from Sanskrit द्व (dva). Compare Hindi दो (do).

• IPA^(key): /d̪oː/

دو (do)

1. meaning two

From Middle Persian 𐭲𐭥𐭩𐭭 (tʿyn /⁠dō⁠/), from Proto-Iranian *dwáH, Proto-Indo-Iranian *dwáH, from Proto-Indo-European *dwóh₁.

Indo European cognates include Northern Kurdish du, Pashto دوه (dwa), Avestan 𐬛𐬎𐬎𐬀 (duua), Sanskrit द्व (dvá), Hindi दो (do)/Urdu دو (do), Punjabi ਦੋ (do), Russian два (dva), Lithuanian du, Greek δύο (dýo), Spanish dos, English two, etc..

Readings
Classical reading?	du, dū, dō
Dari reading?	dū
Iranian reading?	do
Tajik reading?	du

Persian numbers ^(edit)

	20
←  1	۲ 2	3  →
Cardinal: دو (do)     Ordinal: دوم (dovom)

Dari	دو
Iranian Persian
Tajik	ду

دو • (du／do) (Persian numeral ۲)

1. two

دو • (du／do)

1. two

Ultimately derived from Italian do.

Readings
Dari reading?	dō
Iranian reading?	do

دو • (dō／do)

1. (music) C, Do (the first note of the fixed-Do solfège scale)
2. (music) Do (the first note of the movable-Do solfège scale, i.e. the tonic)

See the etymology of the corresponding lemma form.

Readings
Classical reading?	daw
Dari reading?	daw
Iranian reading?	dow
Tajik reading?	dav

دو • (daw／dow)

1. present stem of دویدن (dawīdan／davidan, “to run”)

See the etymology of the corresponding lemma form.

• (Dashtestan, Khesht) IPA^(key): /duː/

دو • (du)

1. Colloquial form of دوغ (dōğ／duğ)

Western Panjabi numbers ^(edit)

	20
[a], [b] ←  1	۲ 2	3  → [a], [b]
Cardinal: دو (do)     Ordinal: دُوجا (dūjā)     Adverbial: دُہرا (duhrā)     Collective: دوویں (doveṉ)     Fractional: اَدّھا (addhā)

Inherited from Sanskrit द्व (dva). Compare Hindi दो (do).

• IPA^(key): /d̪oː/

• Audio:

  (file)

دو • (do) (Gurmukhi spelling ਦੋ)

1. two

Inherited from Sanskrit द्व (dvá), from Proto-Indo-Iranian *dwáH, from Proto-Indo-European *dwóh₁. Compare also Persian دو (do).

• (Standard Urdu) IPA^(key): /d̪oː/

Urdu numbers ^(edit)

	20
←  1	۲ 2	3  →
Cardinal: دو (do)     Ordinal: دُوسْرا (dūsrā), دُوجا (dūjā), دوم (dom)     Multiplier: دُگْنا (dugnā), دوگُنا (dogunā), دُہْرا (duhrā)     Distributive: دُونا (dūnā)     Collective: دونوں (donõ)     Fractional: آدھا (ādhā), نِصْف (nisf), نیم (nem)

دو • (do) (Hindi spelling दो)

1. two

• ۲ (2)