Links:
Germanic sound shifts:    • Summarizing Germanic sound shifts  
Germanic grammatical evolution:    • Summarizing Germanic grammatical shifts  
Romance sound shifts:    • Summarizing Romance sound shifts  
Language Overview: Swedish:    • Language Overview: Swedish  
Things to look out for in grammar:    • Small grammatical details to look for...  

Translations:
0:19: Every Dutch speaker outside of Amsterdam because I’m now talking about their dialects
1:34: (Afrikaans) We don’t speak Dutch here!
2:02: (Left) Vowels; (Right) Consonants
2:06: Types of headache; Migraine; Hypertension; Stress; Trying to linguistically analyze Dutch phonemes
3:02: Me wanting to say that [z] is an allophone of /s/; Words beginning with [s]
3:10: How I feel needing to include /z/ in the Dutch phoneme count
6:38: (Spongebob) Me; (Poster) Languages that show vowel length
7:47: (French) Plagiarist!
9:14: Dutch sentence structure now shifts into MAXIMUM OVERDRIVE
9:16: Dutch verbs I am speed.
11:43: Cases I don’t want to play with you anymore.
14:08: (Left) Singular common definite article “de”; (Right) Plural definite article “de”
17:02: (Dog) Dutch adjective suffixes; (Halloween-looking thing) When to add the suffix
20:43: When he’s talking about the -en suffix again
21:14: Say the line Bart!; The language is Germanic, so it has a lot of irregular verbs in the past tense.
21:36: Me when I discovered the regular patterns within the irregular verbs; “It’s beautiful.” “I’ve looked at this for five hours now.”
25:43: Me; That video:: Me; This video