is

• Verb

  third-person singular present indicative of zijn; is, equals

• Adv

waarvoor

1. pronominal adverb form of voor + wat
2. what for

in

• Adv

  1. in, inside
  2. into

• Prep
• Adj
• Verb

de

• Article

  the (definite article, masculine and feminine singular, plural)

• Prep

praktijk

1. practice
2. practice
3. practice

wordt

1. inflection of worden:
2. inflection of worden:

gebruikt

1. inflection of gebruiken:
2. inflection of gebruiken: