के साथ kē sāth

का kā (hindi)

का denotes one of the under-mentioned relations between a Noun or a Pronoun and another Noun which follows the former. If the Noun that follows is Feminine (singular or plural), का changes to की; if it is Masculine and Plural, or has an oblique form, का changes to के.

• Possession and relationship.
• Material or composition.
• Worth and measure (space or time).
• Source, origin, cause.
• Subject (doer of an act).
• Object (of an activity).
• Part of a whole.
• Purpose.
• Characteristic.
  (A Basic Grammar of Modern Hindi)

साथ sātha sa:th (adv) with, together, along with, withal; by; (nm) company, association; support; -साथ together.

H ساتهہ साथ sāth [Prk. सत्थो; S. सार्थः; and Prk. सत्थं; S. संस्थं], s.m. Troop, band, herd, flock; company, society; accompaniment, regular attendant, concomitant, that which regularly or invariably accompanies or is taken with (a thing, as a relish, &c.); — postpn. & adv. In the company (of, -ke, or mere), in company (with), along (with), in connection (with), with, together; towards; for. sāth-sāth, adv. With, together, in one company, along (with, -ke), in society (with); keeping together, in order or time, evenly, &c. (as in marching, &c.).