солиден означава в английски

massive▼(of or pertaining to a large mass; weighty, heavy, or bulky)
adjective
[UK: ˈmæ.sɪv] [US: ˈmæ.sɪv]

solid▼(extremely filling)
adjective
[UK: ˈsɒ.lɪd] [US: ˈsɑː.ləd]

substantial▼(having good substance; strong; firm)
adjective
[UK: səb.ˈstæn.ʃl̩] [US: səb.ˈstæn.tʃl̩]