Sustain
/səˈsteɪn/noun
To support, maintain, or keep something going over time.
Did you know?The concept of sustaining life is deeply entwined with ancient beliefs about the balance of nature and the energies that govern existence.
Etymological Timeline
Proto-Indo-European
PIE
*sustere
“to hold up, support”
Latin
Latin
sustinere
“to hold up, support, bear up against”
Old French
Old French
sustenir
“to sustain, uphold, maintain”
Middle English
Middle English
susteynen
“to uphold, maintain, provide for”
Modern English
English
sustain
“to support or maintain over time”