At the end of the word, the /ŋ/ doesn't need an additional /g/. The /g/ is potentially included mid-word.
Transcripts available at pronuncian.com
Nov 2016
221: Compare ’unvoiced th’ to /f/, /s/, and /t/
How to pronounce words like "thin/fin," "mouth/mouse," and "both/boat." Perfect your English fricative sounds by never stopping the air from passing through your mouth. Transcripts at pronuncian.com
12m 43s
Oct 2023
"C'en est trop", ou "S'en est trop" ?
Sans, 100, s'en, sent ? Une prononciation, quantité d'orthographes ! Muriel Gilbert nous donne ses trucs pour s'en sortir avec l'un des mots qui comptent le plus d'homophones.
2m 46s