Where does “ឈូងសមុទ្រថៃ” come from?

ឈូងសមុទ្រថៃ (Khmer) comes from Khmer ឈូងសមុទ្រ, from Khmer សមុទ្រ, from Sanskrit समुद्र, from Sanskrit सम्-, from Proto-Indo-Iranian sam-, from Proto-Indo-European sem- — together, one.

ឈូងសមុទ្រថៃ (Khmer): Gulf of Thailand

Definitions

Gulf of Thailand

Ancestry of “ឈូងសមុទ្រថៃ”, step by step

ឈូងសមុទ្រថៃ traces back through two separate lines of ancestry.

via Khmer ឈូងសមុទ្រ

Step	Language	Word	Meaning
1	Khmer	ឈូងសមុទ្រ	gulf
2	Khmer	សមុទ្រ	sea, ocean
3	Sanskrit	समुद्र	the sea; ocean
4	Sanskrit	सम्-	with, together with, along with, together,...
5	Proto-Indo-Iranian	sam-	together, joint, paired
6	Proto-Indo-European	sem-	together, one

via Khmer ថៃ

Step	Language	Word	Meaning
1	Khmer	ថៃ	Thai
2	Thai	ไทย	person; human being; Siamese person; Thai person
3	Pali	deyya	to be given
4	Hindi	देय	given
5	Sanskrit	देय॑	—

Every word from Proto-Indo-European sem- →Every word from Sanskrit सम्- →Every word from Sanskrit समुद्र →