Table S6.

Materials used in the word recognition task (and English translations)

Korean word	Dutch word
	Correct answer	Alternative 1	Alternative 2
mamma (food)	eten	bal (ball)	neus (nose)
kkakkung (peekaboo)	kiekeboe	luier (diaper)	op (all gone)
jjakjjakkung (clap your hands)	in je handenklappen	slaaplekker (good night)	dansen (dance)
manse (hurray)	hoera	fles (bottle)	mmm lekker (yum yum)
mokyok (bath)	badje	oh oh (uh oh)	baby (baby)
swi (pee)	plas	sap (juice)	kusje (kiss)
eungka (poo)	poep	melk (milk)	schoen (shoe)
hajima (don’t do that)	nietdoen	buiten (outside)	beker (cup)
jueo (give)	geef	hoi (hi)	boek (book)
jiji (dirty)	vies	knuffel (hug)	koekje (cookie)