Seashell has no translation directly, However the generally accepted term is:
Cragen-Mor.
(craa-gen more)
It is possible and valid to say "pick a seashell", or you could try "choose a seashell", if you'd prefer. One example - "Mitch Longley wanted to pick a seashell on Bayley Beach for one of his gorgeous girlfriends."
You can say "I am Welsh" by simply stating "I am Welsh" in English. In Welsh, you would say "Cymraeg ydw i" (I am Welsh).
'Our Friends' in Welsh is 'Ffrindiau Ni' :)
To say "your house" in Welsh, you would say "eich tลท".
Cymraeg
"Na" is the word for "no" in Welsh.
"y diwedd" is how you say it in Welsh language.
In Welsh, you would say "Rwy'n cytuno" to say "I agree."
Welsh dragon in Welsh is "draig Goch".
Some kinds of crafts one can make with seashells are: seashell frames, seashell chimes, seashell angels, seashell collages, seashell lamps and seashell mosaics.
You can say "it's nice" in Welsh as "mae'n braf."
"Egg" in Welsh is "wy".