Synonym Boundary: "ただいま", "ただ今", "あしからず", "恐れ入る"

When expressing "i'm" in Japanese, you must carefully distinguish between "ただいま", "ただ今", "あしからず", "恐れ入る" based on context.

• ただいま (ただいま (tadaima) - Level: N5): Maps to "I'm home; I'm back" and is used when Said upon returning home or to a familiar place, often to people present. It literally means 'just now' or 'I am just now back'..
• ただ今 (ただいま (tadaima) - Level: N3): Maps to "I'm home; right now; just now" and is used when Commonly used as a greeting upon returning home, or to indicate 'right now' in formal contexts like announcements or apologies..
• あしからず (あしからず (ashikarazu) - Level: N2): Maps to "I'm sorry (but I can't do that), please don't take offense, please excuse me" and is used when A polite and somewhat formal way to decline a request or deliver bad news, asking for understanding. Often used with a negative implication.
• 恐れ入る (おそれいる (osoreiru) - Level: N2): Maps to "I'm sorry; Excuse me; Thank you very much; to be embarrassed; to be much obliged" and is used when A very polite expression used to apologize, show deep gratitude, or express humility and embarrassment. It acknowledges the other person's effort or inconvenience..

Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!