To provide just a glimpse of how expressive Lithuanian can be, just a some derivations from the verb valgyti (to eat):

valgąs — present active participle

valgęs — past active participle

valgydavęs — frequentative past active participle

valgysiąs — future active participle

valgomas — present passive participle

valgytas — past passive participle

valgysimas — future passive participle

valgant — adverbial present active participle

valgius — adverbial past active participle

valgydavus — adverbial frequentative past active participle

valgysiant — adverbial future active participle

valgydamas — special adverbial present active participle

valgytinas — participle of necessity

The approximate meanings:

valgąs — 'the one who is eating'

valgęs — 'the one who ate; has eaten; was eating'

valgydavęs — 'the one who used to eat'

valgysiąs — 'the one who will be eating'

valgomas — 'something that is being eaten'

valgytas — 'something that has been eaten'

valgysimas — 'something which will be eaten'

valgant — 'while eating'

valgius — 'after having eaten'

valgydavus — 'after having eaten repeatedly'

valgysiant — 'having to eat'

valgydamas — 'eating'

valgytinas — 'something to be eaten'

Taken from http://www.lituanus.org/1984_3/84_3_05.htm

All of those, which can be applied to prefixed verbs [1], such as the ones below derived from the verb "valgyti" (to eat) [2]:

antsivalgyti - (with genitive) to eat one's fill (of); to fill up (on)

apvalgyti - (with accusative) to eat (someone) out of house and home

įvalgyti - to be able to eat up; to be able to consume

išvalgyti - to eat up; to devour; to eat away

pravalgyti - to spend (one's money) on food

privalgyti - to eat one's fill

suvalgyti - to eat up; to consume

užvalgyti - to eat a snack

[1]: http://www.lituanus.org/1991_4/91_4_06.htm

[2]: https://en.wiktionary.org/wiki/valgyti#Derived_terms

But you gave English translations for all of those examples. So they don’t actually show that Lithuanian is more expressive than English.

One word instead of four is quite expressive, I'd say.