Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
hviske
←
Danish
hvisle
(cognate)
←
German
wispern
(cognate)
←
German
wispeln
(cognate)
←
English
whistle
(cognate)
←
English
whisper
(cognate)
←
Proto-Germanic
*hwīskrōną
(inherited)
←
Proto-Germanic
*hwistlōną
(mention)
←
Proto-Germanic
*hwisprōną
(mention)
←
Proto-Germanic
*hwisplōną
(mention)
←
Old Norse
hvískra
(inherited)
←
Old Norse
hvísla
(cognate)
→
English
whisper
(cognate)
→
Danish
tilhviske
(prefix)