syn

1. his (third-person singular masculine possessive determiner)
2. its (third-person singular neuter possessive determiner)

der

there (unspecific to distance)

yn

1. in
2. into

in

a, an; indefinite article

goed

good

kertier

1. quarter of an hour
2. quarter (phase of the moon)
3. quarter (part of a city)
4. accommodation, place to stay

mei

with