not by design 的近义词 14 个

• casually
• remotely
• accidentally
• as a by-product
• as side effect
• by the bye
• by the way
• fortuitously
• in passing
• in related manner
• obiter
• parenthetically
• subordinately
• unexpectedly

not by design 的反义词 1 个

• purposely

not by design 的近义词 3 个

• accidentally
• unwittingly
• involuntarily