Where does “kesalingfahaman” come from?

kesalingfahaman (Indonesian) comes from Indonesian ke- -an, from Malay ke- -an, from Proto-Malayic *kə- -an, from Proto-Austronesian *ka- -an.

Ancestry of “kesalingfahaman”, step by step

kesalingfahaman traces back through 3 separate lines of ancestry.

via Indonesian ke- -an

StepLanguageWordMeaning
1Indonesianke- -anness; appended to adjectives to form nouns meaning "the state of (the adjective)", "the quality of (the adjective)", or "the measure of (the adjective)"
2Malayke- -anness; appended to adjectives to form nouns meaning "the state of (the adjective)", "the quality of (the adjective)", or "the measure of (the adjective)"
3Proto-Malayic*kə- -an
4Proto-Austronesian*ka- -an

via Indonesian faham

StepLanguageWordMeaning
1Indonesianfaham
2Malayfahamto understand
3Arabicفَهْمunderstanding

via Indonesian saling

StepLanguageWordMeaning
1Indonesiansalingeach other, one another
2Malaysalingeach other, one another
Every word from Proto-Austronesian *ka- -anEvery word from Proto-Malayic *kə- -anEvery word from Malay ke- -an