Lojan

Phonotactics
Possible syllables are: Impossible clusters are: When an affricate or a plosive precedes a fricative of the same place, they merge into one affricate.
 * (C)(C)(C)(C)V(C)(C)(C)(C) for primary words
 * VC(C)(C)(C)V(C)(C)(C)(C) for secondary words
 * No limit for compound words
 * /t/, /th/, /d/, /dɦ/, /s/, /z/, /t͡s/ or /n/undefined+ /ɾ/. (In these occasions, /ɾ/ will be substituted by /r/

Assimilation Agressive:
 * /gk/ > /kk/, /tht/ > /tt/, /tdh/ > /ddh/, etc.
 * /tʈ/ > /ʈ ʈ/, /t  ʈ h / > / ʈ ʈ h /, /t ɖ ɦ / > / ɖ ɖ ɦ /, / t  ʂ / > / ʈʂ / > / ʈ͡ʂ /  etc.