speak truthfully

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BOX SET: 6 Minute English - 'Conflict' English mega-class! 30 minutes of new vocabulary!
It also suggests speaking truthfully +1
ethics
говорить правду
говорить правдиво
Говорить честно и правдиво.
BOX SET: 6 Minute English - 'Emotional Wellbeing' English mega-class! One hour of new vocabulary!
It also suggests speaking truthfully, listening intently –
communication
говорить честно
Говорить честно во время разногласия.